The class Triangulation_ds_cell_base_3 is a model for the concept TriangulationDSCellBase_3 to be used by Triangulation_data_structure_3.
#include <CGAL/Triangulation_ds_cell_base_3.h>
CGAL::Triangulation_cell_base_3
CGAL::Triangulation_ds_vertex_base_3
CGAL::Triangulation_cell_base_with_info_3